What the FDA labels say about taking them together
Atazanavir and saxagliptin
Saxagliptin's FDA label of January 27, 2026 names atazanavir in its drug interactions section; the atazanavir labels PlainMeds reads (2) do not name saxagliptin. The saxagliptin label: “Similar significant increases in plasma concentrations of saxagliptin are anticipated with other strong CYP3A4/5 inhibitors.”
Check it at the source: the atazanavir FDA label on DailyMed (effective August 6, 2025, Aurobindo Pharma Limited); the saxagliptin FDA label on DailyMed (effective January 27, 2026, Glenmark Pharmaceuticals Inc., USA).
What does the atazanavir label say about saxagliptin?
Atazanavir's label (effective August 6, 2025) and its 1 other brand-application label do not name saxagliptin in these sections. A label lists what its studies and reports found; it is not a complete list.
Source: FDA drug label (Atazanavir Sulfate), Aurobindo Pharma Limited, effective August 6, 2025 (SPL set 7fbea274-d6b5-4faa-bbf0-05fefab42114), via openFDA; the full label on DailyMed
What does the saxagliptin label say about atazanavir?
Saxagliptin label, drug interactionsSimilar significant increases in plasma concentrations of saxagliptin are anticipated with other strong CYP3A4/5 inhibitors (e.g., atazanavir, clarithromycin, indinavir, itraconazole, nefazodone, nelfinavir, ritonavir, saquinavir, and telithromycin).
Source: FDA drug label (SAXAGLIPTIN), Glenmark Pharmaceuticals Inc., USA, effective January 27, 2026 (SPL set e286ffd4-c598-47fb-af06-2e15f7e6f99f), via openFDA; the full label on DailyMed
These are the labels' own sentences. PlainMeds does not grade interactions; a pharmacist or prescriber can say what they mean for one person's medicines.
Both medicines on the record
| Atazanavir | Saxagliptin | |
|---|---|---|
| Labeled for | HIV | Type 2 diabetes |
| Boxed warning | No | No |
| Pharmacy cost (NADAC) | $2.23 per capsule 300 mg capsule | $1.04 per tablet 5 mg tablet |
| Shortage now | No current entry | No current entry |
Source: FDA NDC Directory, CMS NADAC of October 7, 2026 and the FDA Drug Shortage Database (FDA files October 8, 2026)
What next?
- Check more medicines together
- up to five at once